2 papers
quant-ph2025
Bright Heralded Single-Photon Source Saturating Theoretical Single-photon Purity
Haoyang Wang, Huihong Yuan, Qiang Zeng +3
Single-photon source is the cornerstone for modern quantum information processing. The present work derives the theoretical limit of single-photon purity for general parametric her…
quant-ph2024
Asymmetric protocols for mode pairing quantum key distribution with finite-key analysis
Zhenhua Li, Tianqi Dou, Yuheng Xie +4
The mode pairing quantum key distribution (MP-QKD) protocol has attracted considerable attention for its capability to ensure high secure key rates over long distances without requ…